chilver

例句：

1. 1. The water snail is a common sight in the pond.
   池塘里的蜗牛很常见。
2. 2.The water snail is a delicacy in some Asian cuisines.
   在某些亚洲菜中，蜗牛是一种美食。
3. 3.The water snail is an important food source for some fishermen.
   对于一些渔民来说，水蜗牛是重要的食物来源。